Alert archive / Nevada / Flash Flood Warnings in 2017

Flash Flood Warning 9, NWS Elko, NV

August 6, 2017Eureka County, Lander County, Nye County, Nevada

NWS Elko, NV issued this flash flood warning at Aug 6, 2017, 2:14 PM PDT for Eureka County, Lander County, Nye County, Nevada. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 6, 2017, 2:14 PM PDT (21:14 UTC)
Expired
Aug 6, 2017, 5:15 PM PDT
In force
3 hr
Issued by
NWS Elko, NV
Area
Storm-based polygon
Flood severity
None

Counties Eureka County, NV, Lander County, NV, Nye County, NV

The radar

The Elko radar (KLRX), 192 km from the middle of the area, began a volume at 21:14 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Reno, NV (KREV), launched 12:00Z, 9.2 hours before the alert went out and 164 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Reno, NV at 12:00Z on 2017-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Reno, NV at 12:00Z on 2017-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
5 J/kg
Mixed-layer CIN
-198 J/kg
Mixed-layer LCL
1912 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

458 
WGUS55 KLKN 062114
FFWLKN
NVC011-015-023-070015-
/O.NEW.KLKN.FF.W.0009.170806T2114Z-170807T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Elko NV
214 PM PDT SUN AUG 6 2017

The National Weather Service in Elko Nevada has issued a

* Flash Flood Warning for...
  Southeastern Lander County in north central Nevada...
  North central Nye County in south central Nevada...
  Southwestern Eureka County in north central Nevada...

* Until 515 PM PDT

* At 213 PM PDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Flash flooding is expected to
  begin shortly.

* Some locations that will experience flooding include...
  Little Fish Lake Valley, Mount Jefferson, Monitor Valley and Table
  Mountain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 3931 11604 3862 11608 3862 11699 3932 11694

$$

JR/SH
1 follow-up statement
691 
WGUS75 KLKN 070018
FFSLKN

Flash Flood Statement
National Weather Service Elko NV
518 PM PDT SUN AUG 6 2017

NVC011-015-023-070028-
/O.EXP.KLKN.FF.W.0009.000000T0000Z-170807T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lander NV-Nye NV-Eureka NV-
518 PM PDT SUN AUG 6 2017

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN LANDER...NORTH CENTRAL
NYE AND SOUTHWESTERN EUREKA COUNTIES HAS EXPIRED...

The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.

LAT...LON 3931 11604 3862 11608 3862 11699 3932 11694

$$

99

The office that day

Everything else NWS Elko, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 5, 5:43 PM PDTSpecial Weather StatementLKNNye47 min
Aug 6, 1:52 PM PDTSpecial Weather StatementLKN38 min
Aug 6, 2:40 PM PDTSpecial Weather StatementLKN35 min
Aug 6, 3:11 PM PDTSpecial Weather StatementLKN34 min
Aug 6, 3:30 PM PDTSpecial Weather StatementLKN30 min
Aug 6, 3:35 PM PDTFlash Flood WarningLKNNye3 hr
Aug 6, 3:39 PM PDTSpecial Weather StatementLKN36 min
Aug 6, 3:46 PM PDTFlash Flood WarningLKNEureka, White Pine3 hr
Aug 6, 3:48 PM PDTSpecial Weather StatementLKNEureka27 min
Aug 6, 4:18 PM PDTSpecial Weather StatementLKN27 min
Aug 6, 4:30 PM PDTSpecial Weather StatementLKN30 min
Aug 6, 4:47 PM PDTSpecial Weather StatementLKN28 min

Nearby

Flash Flood Warnings in Nevada, 2017Every flash flood warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.